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Finding the Third Proportional to 143,094.38 and 310,772.25

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Solution

The third proportional to 143,094.38 and 310,772.25 is: 674,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,094.38 : 310,772.25 = 310,772.25 : x
  2. Step 2: Convert to fraction form
    143,094.38/310,772.25 = 310,772.25/x
  3. Step 3: Cross multiply
    143,094.38x = 310,772.25 × 310,772.25
  4. Step 4: Simplify right side
    143,094.38x = 96,579,391,370.06
  5. Step 5: Solve for x
    x = 96,579,391,370.06/143,094.38
  6. Step 6: Final answer
    x = 674,934.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.